单总线温度传感器在多点温度测量系统中的应用  

Application of L-wire Bus Temperature Sensor in Multi-temperature Measurement System

作　　者：袁新娣[1] 杨汉祥[1] 

机构地区：[1]赣南师范学院物理与电子信息学院,江西赣州341000

出　　处：《科技广场》2009年第1期189-191,共3页Science Mosaic

摘　　要：介绍了单总线数字温度传感器DS18B20在多点温度检测系统中的应用,包括DS18B20的内部结构、工作原理、与单片机的接口连接及软件编程流程图。与传统装置相比,具有结构简单、测温精度高、应用面广等特点。application of 1-wire digital temperature sensor DS18B20 in Multi-temperature Measurement System has been introduced in the paper, including characteristics, structure and princle of DS18B20, Mean- while, the hardware interface and the software design are given between 89C2051and DS18B20 in Multi-temperature Measurement System. Compared with the traditional temperature control devices,this system has the characters of simpler structure, higher precision and wider application.

关 键 词：温度传感器 单总线 DS18B20 

分 类 号：TP212.11[自动化与计算机技术—检测技术与自动化装置]